TEST: check failover chain with unresponsive HTTP mock service
TEST: check failover chain with unresponsive HTTP mock service

Gangbiao/cvmfs,Moliholy/cvmfs,bbockelm/cvmfs,alhowaidi/cvmfsNDN,trshaffer/cvmfs,Gangbiao/cvmfs,cvmfs-testing/cvmfs,djw8605/cvmfs,MicBrain/cvmfs,alhowaidi/cvmfsNDN,Moliholy/cvmfs,MicBrain/cvmfs,MicBrain/cvmfs,Moliholy/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,cvmfs-testing/cvmfs,cvmfs-testing/cvmfs,DrDaveD/cvmfs,djw8605/cvmfs,Moliholy/cvmfs,MicBrain/cvmfs,reneme/cvmfs,djw8605/cvmfs,reneme/cvmfs,DrDaveD/cvmfs,trshaffer/cvmfs,djw8605/cvmfs,MicBrain/cvmfs,trshaffer/cvmfs,djw8605/cvmfs,bbockelm/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,trshaffer/cvmfs,alhowaidi/cvmfsNDN,cvmfs/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,reneme/cvmfs,cvmfs/cvmfs,reneme/cvmfs,Gangbiao/cvmfs,reneme/cvmfs,cvmfs-testing/cvmfs,Moliholy/cvmfs,bbockelm/cvmfs,cvmfs/cvmfs,DrDaveD/cvmfs,alhowaidi/cvmfsNDN,DrDaveD/cvmfs,alhowaidi/cvmfsNDN,cvmfs-testing/cvmfs,cvmfs/cvmfs,bbockelm/cvmfs,trshaffer/cvmfs,bbockelm/cvmfs,cvmfs/cvmfs